[Q] wifi won't stay off after official 4.3 update (AT&T) - One (M7) Q&A, Help & Troubleshooting

As the subject says. Some time after I turn wifi off, it would come back on again. My phone is stock, no root or mod at all. This only happens after the 4.3 OTA update. Anyone know what causes this or how to fix it? I manually turn off wifi when driving because it would otherwise pick up cable company hotspots along the way, which is very annoying and not useful at all. At work I keep wifi off because the company wifi has firewall, and signal in my office is very weak. I'd rather keep wifi off to save battery.

Anyone has idea/suggestion? I originally thought it might be the sensorly app, but I've removed that and the problem is still there. I turn the wifi off, and about 30 minutes later when I check the phone, it's on again! Very annoying...

Settings, locations, turn off WiFi.
Sent from my HTC One using XDA Premium 4 mobile app

HTC Locate
fishline said:
Anyone has idea/suggestion? I originally thought it might be the sensorly app, but I've removed that and the problem is still there. I turn the wifi off, and about 30 minutes later when I check the phone, it's on again! Very annoying...
Click to expand...
Click to collapse
Maybe check your Locate/GPS settings. There is an option you can select/deselect that allows HTC to turn on wifi for locate purposes even if you have wifi off. Maybe Contact HTC if this is a new issue caused by the update.

Related

[Q] Mobile Data stays on with Wifi

Anybody else experiencing this.. Wifi is on and connected but my 4G-LTE arrows are still showing and flashing as if it was transmitting and receiving.. but my Wifi is on??
I am using Launcher Pro instead of LG Home so I have access to the power widget in the Notification Bar but not the LG Home power controller.
I just installed Power Control Plus and it seems to shut off LTE and 3G when you press the 3G button and can keep it off with or without Wifi on.
I've noticed this. It doesn't bother me due to the fact that I have unlimited data. If it want for that it would bug the **** out of me.
Sent from my VS910 4G using XDA Premium App
As far as I know, on all the android phones I've had, u have to manually shut off mobile data even when connected to wifi. There are apps that include this option when making "profiles" that get triggered (tasker, CPU tuner) but otherwise I think it stays on unless manually turned off. Maybe its not using mobile data but it appears to stay "on".
Sent from my Revo 4g using XDA Premium App
On my olds droid the 3G would turn off when I got onto a wifi network. I might just be special. Lol
Sent from my VS910 4G using XDA Premium App
I have the same issue. It actually goes further, because when I manually turn off mobile data through the Settings menu the data icon still stays on. If I use a tool like Dataswitch the icon goes away, but I never had to do that with any of my other phones.
The other issue with wifi that I'm having is that if I set the Wifi sleep policy to turn off after 15 mins of inactivity it can't reconnect after it turns itself off. So when I start using the phone again it just keeps trying to obtain the IP address of the network without ever succeeding. I've tried this on multiple networks. I have to turn off wifi and then turn it back on. Anybody experience this?
These issues aren't big but they're starting to make me question the quality of the LG Revolution and I may exchange it for the Charge.
Rob737 said:
The other issue with wifi that I'm having is that if I set the Wifi sleep policy to turn off after 15 mins of inactivity it can't reconnect after it turns itself off. So when I start using the phone again it just keeps trying to obtain the IP address of the network without ever succeeding. I've tried this on multiple networks. I have to turn off wifi and then turn it back on. Anybody experience this?
Click to expand...
Click to collapse
I have this issue too, and it is annoying. I'm not worried about exchanging it, because I'm sure this will be addressed in the port of CM7 that TheCubed is working on.
Rob737 said:
The other issue with wifi that I'm having is that if I set the Wifi sleep policy to turn off after 15 mins of inactivity it can't reconnect after it turns itself off. So when I start using the phone again it just keeps trying to obtain the IP address of the network without ever succeeding. I've tried this on multiple networks. I have to turn off wifi and then turn it back on. Anybody experience this?
Click to expand...
Click to collapse
Yep, exact same issue here too.
sephkeene said:
I have this issue too, and it is annoying. I'm not worried about exchanging it, because I'm sure this will be addressed in the port of CM7 that TheCubed is working on.
Click to expand...
Click to collapse
Do issues like these usually get fixed in a port of CM7? Do you think the issue of mobile data staying on when it should be off will get addressed as well?
Any idea when CM7 for the Revolution will be available?

Wifi Issues

Has anyone else had issues with wifi not staying off? I normally turn wifi off when I leave the house to go to work. But when I get to work I will notice when I unlock my phone that I have a pop up asking me if I want to connect to the office wifi network. I go into setting and wifi has spontaneously turned itself on. I will turn it off again but the same thing usually happens the next time I unlock my phone and open the browser. Then just now, I unlocked the phone and opened the browser and the wifi network notification popped up again, but this time I went into settings and and it says the wifi is still off. I am starting to wonder if my D4 is just screwing with me now for the fun of it. Anyone else had any issues like this?
kwyrt said:
Has anyone else had issues with wifi not staying off? I normally turn wifi off when I leave the house to go to work. But when I get to work I will notice when I unlock my phone that I have a pop up asking me if I want to connect to the office wifi network. I go into setting and wifi has spontaneously turned itself on. I will turn it off again but the same thing usually happens the next time I unlock my phone and open the browser. Then just now, I unlocked the phone and opened the browser and the wifi network notification popped up again, but this time I went into settings and and it says the wifi is still off. I am starting to wonder if my D4 is just screwing with me now for the fun of it. Anyone else had any issues like this?
Click to expand...
Click to collapse
Do you use the smart actions on the phone?
I looked into setting them up at one time and got a warning saying some of the functionality of that app required wifi being on.
kwyrt said:
Has anyone else had issues with wifi not staying off? I normally turn wifi off when I leave the house to go to work. But when I get to work I will notice when I unlock my phone that I have a pop up asking me if I want to connect to the office wifi network. I go into setting and wifi has spontaneously turned itself on. I will turn it off again but the same thing usually happens the next time I unlock my phone and open the browser. Then just now, I unlocked the phone and opened the browser and the wifi network notification popped up again, but this time I went into settings and and it says the wifi is still off. I am starting to wonder if my D4 is just screwing with me now for the fun of it. Anyone else had any issues like this?
Click to expand...
Click to collapse
That's actually a setting on the phone, where it will ask you if you would like to connect to wifi anytime an application requires a data connection. It's just to prevent you from going over your data plan. Go to your Wi-Fi settings and uncheck the "Notify Me" option under Wi-Fi autostart reminders.
bdbraaten said:
Do you use the smart actions on the phone?
I looked into setting them up at one time and got a warning saying some of the functionality of that app required wifi being on.
Click to expand...
Click to collapse
I haven't messed with Smart Actions yet. Might have to look at that though.
Malnodnarb said:
That's actually a setting on the phone, where it will ask you if you would like to connect to wifi anytime an application requires a data connection. It's just to prevent you from going over your data plan. Go to your Wi-Fi settings and uncheck the "Notify Me" option under Wi-Fi autostart reminders.
Click to expand...
Click to collapse
I unchecked the notify me box. Hopefully that fixes it. Thanks!
kwyrt said:
I haven't messed with Smart Actions yet. Might have to look at that though.
I unchecked the notify me box. Hopefully that fixes it. Thanks!
Click to expand...
Click to collapse
You're welcome. Same problem was irritating me too!

Wifi does not auto-connect when screen is off

I have a wifi issue that is a little different from other I have read here.
Issue: When my phone screen is off, it will NOT auto-connect to saved Wifi hotspots (eg, home, office) within range, until I wake up the phone (turn on the screen).
When it is connected to the Wifi hotspot, it will keep the connections even when the screen is off. (non issue)
I have set "Keep Wifi on during Sleep" to Always, and set "Sleep mode" to off. "Power Saver" is off too. Mobile data is off (I turn it on only when I need it). I checked battery usage, and Wifi is constantly on, just that it does not connected to the saved Wifi.
My question/issue is, is it normal for the One to not auto-connect to saved Wifi hotspots within range when the screen is off?
On my old HTC EVO 3D running ICS, it will automatically connect to the same hotspots without the need to wake up the phone (turn on the screen).
My One is still using the stock Rogers firmware (1.29.631.4)
UPDATE: I found that this appears to happen only when the screen has been off for a longer time (more than a couple hours). If I have waken the screen up an hour before it entered the saved wifi range, then it seems to auto-connect fine. Need more testings.
BB88 said:
I have a wifi issue that is a little different from other I have read here.
Issue: When my phone screen is off, it will NOT auto-connect to saved Wifi hotspots (eg, home, office) within range, until I wake up the phone (turn on the screen).
When it is connected to the Wifi hotspot, it will keep the connections even when the screen is off. (non issue)
I have set "Keep Wifi on during Sleep" to Always, and set "Sleep mode" to off. "Power Saver" is off too. Mobile data is off (I turn it on only when I need it)
My question/issue is, is it normal for the One to not auto-connect to saved Wifi hotspots within range?
On my old HTC EVO 3D running ICS, it will automatically connect to the same hotspots without the need to wake up the phone (turn on the screen).
My One is still using the stock Rogers firmware (1.29.631.4)
Click to expand...
Click to collapse
I do believe it is normal. It's to conserve power your phone would have to have a wakelock to connect to another network draining power. As I understand it the ONE puts the wifi into a power saving mode when it's not connected so it's not constantly draining your power while driving. Once you wake the screen it will then connect as it assumes you want it.
nullkill said:
I do believe it is normal. It's to conserve power your phone would have to have a wakelock to connect to another network draining power. As I understand it the ONE puts the wifi into a power saving mode when it's not connected so it's not constantly draining your power while driving. Once you wake the screen it will then connect as it assumes you want it.
Click to expand...
Click to collapse
Should that be an option to turn that off, such as the "Wifi Sleep Policy" I saw from some other rom? Or the settings I mentioned above disable that behaviour already?
BB88 said:
Should that be an option to turn that off, such as the "Wifi Sleep Policy" I saw from some other rom? Or the settings I mentioned above disable that behaviour already?
Click to expand...
Click to collapse
Don't think so. The wifi sleep would turn the wifi radio off which isn't happening. Oh quick thought check the network and make sure the phone is set to auto connect that would do it for sure!
nullkill said:
Don't think so. The wifi sleep would turn the wifi radio off which isn't happening. Oh quick thought check the network and make sure the phone is set to auto connect that would do it for sure!
Click to expand...
Click to collapse
What do you mean by network and auto connect?
BB88 said:
What do you mean by network and auto connect?
Click to expand...
Click to collapse
Nevermind isn't there. Maybe I'm thinking of stock android or maybe I'm thinking of another OS.
Can anyone else confirm if this behaviour is normal or not?
So if I don't wake my screen, I will never get any sync when the screen is off and I just get back into wifi range?
BB88 said:
Can anyone else confirm if this behaviour is normal or not?
So if I don't wake my screen, I will never get any sync when the screen is off and I just get back into wifi range?
Click to expand...
Click to collapse
Go into WiFi Settings, Go to the menu and click Advanced. Change "Keep Wi-Fi on during sleep" to "Always".
WiFi will connect with screen off.
nuggstein said:
Go into WiFi Settings, Go to the menu and click Advanced. Change "Keep Wi-Fi on during sleep" to "Always".
WiFi will connect with screen off.
Click to expand...
Click to collapse
As I have indicated in my first post, this has been set to "Always" already. Are you sure that works for you?
What is the phone not doing that you want it to do? Just turn on auto sync if you want your email and FB updates to be waiting for you. Or is that not working?
Quick test. Put your phone to sleep with gmail autosync push mail on. Turn off data and only enable WiFi. Then send yourself an email from a computer, if you get a notification on your phone while it is sleeping, then it is working. Or you can place a voip call with viber or send yourself a viber text from another phone.
Sent from my HTC One using Tapatalk 2
ZircularLogic said:
What is the phone not doing that you want it to do? Just turn on auto sync if you want your email and FB updates to be waiting for you. Or is that not working?
Click to expand...
Click to collapse
It is not auto connecting to the saved Wifi networks when I go to work, or when I go home, with the screen off. I have to wake the phone (press the power button) and you can see that it will connect to the saved Wifi networks. The FB notifications and Whatsapp notifications are pushed, so they don't require auto-sync to be on.
checksum123 said:
Quick test. Put your phone to sleep with gmail autosync push mail on. Turn off data and only enable WiFi. Then send yourself an email from a computer, if you get a notification on your phone while it is sleeping, then it is working. Or you can place a voip call with viber or send yourself a viber text from another phone.
Click to expand...
Click to collapse
If my phone is already connected to the Wifi networks, putting it to sleep will NOT disconnect it from the Wifi network. It only happens when I changed from one saved network to another (home to work, or work to home) with the screen off, then it will not auto-connect. I have tested that and I'm not getting the notification in that situations. I have to wake the phone up to trigger the auto-connect.
BB88 said:
It is not auto connecting to the saved Wifi networks when I go to work, or when I go home, with the screen off. I have to wake the phone (press the power button) and you can see that it will connect to the saved Wifi networks. The FB notifications and Whatsapp notifications are pushed, so they don't require auto-sync to be on.
If my phone is already connected to the Wifi networks, putting it to sleep will NOT disconnect it from the Wifi network. It only happens when I changed from one saved network to another (home to work, or work to home) with the screen off, then it will not auto-connect. I have tested that and I'm not getting the notification in that situations. I have to wake the phone up to trigger the auto-connect.
Click to expand...
Click to collapse
Is your wifi toggle always on? Or do you turn it off once you leave a certain network? The only way the device will auto connect to a saved network, is if the wifi toggle is already turned on before you go near a saved wifi network.
If you want a saved network to automatically turn on wifi and connect to a saved network, you will need some thing like juice defender. It teaches itself to know when you're near a saved wifi network and it will automatically turn on your wifi toggle on and connect to the saved network. Then once you leave the area or lock your device, it will automatically toggle off wifi and disconnect from the wifi network.
Sent from my HTC myTouch 4g using xda premium
coupetastic-droid said:
Is your wifi toggle always on? Or do you turn it off once you leave a certain network? The only way the device will auto connect to a saved network, is if the wifi toggle is already turned on before you go near a saved wifi network.
If you want a saved network to automatically turn on wifi and connect to a saved network, you will need some thing like juice defender. It teaches itself to know when you're near a saved wifi network and it will automatically turn on your wifi toggle on and connect to the saved network. Then once you leave the area or lock your device, it will automatically toggle off wifi and disconnect from the wifi network.
Sent from my HTC myTouch 4g using xda premium
Click to expand...
Click to collapse
Not sure what you mean by "wifi toggle always on". My Wifi (under setting) on the phone is always on. I never turned it off. Under Power History, I can also see that Wifi is always on (un-interrupted blue bar).
I contacted HTC support, and they asked me to change the WiFi band frequency from "Auto" to "2.4GHz" and reboot the phone. It seems to have fixed the problem so far (after a couple days of testing). Although it would have been nice if they can fixed the problem properly.
BB88 said:
I contacted HTC support, and they asked me to change the WiFi band frequency from "Auto" to "2.4GHz" and reboot the phone. It seems to have fixed the problem so far (after a couple days of testing). Although it would have been nice if they can fixed the problem properly.
Click to expand...
Click to collapse
Actually, the problem still exists.
BB88 said:
Actually, the problem still exists.
Click to expand...
Click to collapse
Yeah, I just got the One almost a month ago and seriously thinking of returning it because of this issue. I wish I wouldn't have rooted it because since I did for some reason I can't get ADB to recognize my device. I've tried everything my noob brain can think of to fix it and the wifi issue but nothing works. I see that no other developers have a fix either as no apps or threads here give a solid solution.
I might give AT&T the money to warranty it and just get another device but I want that to be my last resort.
Personally, I think it might be an isolated hardware defect that was addressed with later devices which is why it is not as wide spread and therefore doesn't generate a need to find a workable solution.
---------- Post added at 03:11 AM ---------- Previous post was at 03:10 AM ----------
BTW I've flashed several of the popular roms on XDA to see if that fixed it including Viper and CM but to no avail...
automaddux said:
Yeah, I just got the One almost a month ago and seriously thinking of returning it because of this issue. I wish I wouldn't have rooted it because since I did for some reason I can't get ADB to recognize my device. I've tried everything my noob brain can think of to fix it and the wifi issue but nothing works. I see that no other developers have a fix either as no apps or threads here give a solid solution.
I might give AT&T the money to warranty it and just get another device but I want that to be my last resort.
Personally, I think it might be an isolated hardware defect that was addressed with later devices which is why it is not as wide spread and therefore doesn't generate a need to find a workable solution.
---------- Post added at 03:11 AM ---------- Previous post was at 03:10 AM ----------
BTW I've flashed several of the popular roms on XDA to see if that fixed it including Viper and CM but to no avail...
Click to expand...
Click to collapse
Not sure if I have been using the phone more, or if I have flash new radio (Radio from 2.17 base - 4A.16.3250.24_10.38.1150.03L (flashable Zip) and rom (ARHD), I don't think I have this problem any more.
BB88 said:
Not sure if I have been using the phone more, or if I have flash new radio (Radio from 2.17 base - 4A.16.3250.24_10.38.1150.03L (flashable Zip) and rom (ARHD), I don't think I have this problem any more.
Click to expand...
Click to collapse
can you flash a radio with S-on? I don' wanna try it and brick it. but I have been wanting to see if that fixes it
automaddux said:
can you flash a radio with S-on? I don' wanna try it and brick it. but I have been wanting to see if that fixes it
Click to expand...
Click to collapse
No, I believe you have to be S-Off to do that, or else you need to flash the firmware. Have you trying reinstalling drivers or try on another computer to get ADB to recognise your phone?

After OTA 4.3 update Wii turning on and off

I just did the 4.3 OTA update and my WiFi keeps turning on and off on the phone. It loses connection and reconnects once a minute. Any ideas?
Oxrod said:
I just did the 4.3 OTA update and my WiFi keeps turning on and off on the phone. It loses connection and reconnects once a minute. Any ideas?
Click to expand...
Click to collapse
Took the OTA yesterday and I am not having that happen to me at all.
No issues here.
UPDATE:
Its not just my Wifi. Its the 3G too. All data drops out and connects again about once a minute. Spent an hour on the phone with Sprint. They tried everything including a wipe and hard software reset and still the issue is there. Only thing I can think of is that they snuck in some optimizing software or something. Either way, I now will need to go to a corporate sprint store. Really do not want to replace this phone that I have had for 27 days with a refurb, so any ideas will be welcomed.
Oxrod said:
UPDATE:
Its not just my Wifi. Its the 3G too. All data drops out and connects again about once a minute. Spent an hour on the phone with Sprint. They tried everything including a wipe and hard software reset and still the issue is there. Only thing I can think of is that they snuck in some optimizing software or something. Either way, I now will need to go to a corporate sprint store. Really do not want to replace this phone that I have had for 27 days with a refurb, so any ideas will be welcomed.
Click to expand...
Click to collapse
I was having the same issue, do you live in an area with 4G? I don't and I think it was the cause. I think my phone was 'programmed' to think there was 4G around, but there wasn't. I kept seeing eHRPD under network info. I think it might be a 4.3 bug, bc I went back to Viper and it worked fine. Not really sure, but Amazon replaced my phone and now I'm scared to go back to 4.3 and get plagued with the bug again. I also think the new radio gave me issues, so I downgraded to the original radio also
This happened to me, it was a mixture of a damaged N antenna and bad sprint lte performance. Reverting to a g router fixed the problem for me. You should try a different router. Now fixing your regular signal, that's something you'll have a tough time with. I recommend you go to a sprint store and get a replacement asap though, my suggestion is not a fix, just a temporary measure. Curious, did you try the GPE rom by team nocturne? This issue started once I reverted from the TN GPE rom to stock. I think that rom may have damaged my radio/antenna. It's just a far fetched theory but plausible nonetheless. And a risk I took willingly, but still, I'm just curious to clarify if it was tinkering or sh*tty htc components.
I personally think it is just 4.3. I didn't have any issues with 4.1.2 with my WiFi or connectivity. I've even tested it and my WiFi drops like crazy only on 4.3 but is fine on 4.1.2, so I reverted back and haven't had any issues.
Mouahmong said:
I personally think it is just 4.3. I didn't have any issues with 4.1.2 with my WiFi or connectivity. I've even tested it and my WiFi drops like crazy only on 4.3 but is fine on 4.1.2, so I reverted back and haven't had any issues.
Click to expand...
Click to collapse
I found this just now.. towards the bottom there's a dialer code *#*#4636#*#* if you do that and change to gsm/wcdma/lte (something like that) it resolved my problem with 3G not working. Wifi might be my router
I have looked in the settings and sometimes the power saver will automatically shut 3G of it will not reconnect with a disconnected I switch to LTE / CDMA only have had no issues and also the wifi is meant to do that to conserve battery you should be able to disable the wifi in advance I'm not short just my thoughts
Sent from my HTCONE using xda app-developers app
Idk. In 4.3 all my settings were correct (*#*#4636#*#*) and I turned all battery conservation off and my data (3g and WiFi) would cut out intermittently while I was using it. I've tried that on stock and all other 4.3 ROMs, I think it might just be my phone not liking 4.3, but YMMV. Stuck on 4.1.2 until I get the Note 3.
It's a power save feature if you have enabled Power Saver. Basically if you haven't used the connection in a while it turns it off until the next scheduled update check or your screen turns back on.
I have been having the same exact issue and it is driving me nuts. I have problems at home, work and anywhere else I use Wifi so it is not just one router. I have tried numerous 4.3 roms and was about to roll back to 4.1.2 to see if that fixes it.
Was starting to think that I was crazy, glad I saw this post!
I'd hate to be (just kidding, I love being) the smart alec here, but your post title says "Wii turning on and off." I clicked on this thread wondering how your phone update was turning your Wii on and off.
I'm having the same problem after the update. Wifi turns on n off, so will my 3g/4g while I'm using it. Didn't have this problem before the update so I doubt it's hardware related.
Sent from my HTCONE using XDA Premium 4 mobile app
Same here. I assumed it had something to do with the fact that they're working on lte in my area.
UPDATE:
At work (50 minutes from home) the 3G and Wifi spots I try are working fine. No strobe connection. But at home both Wifi and 3G blink. I know they are working on the antenna near home, so it must be the issue. Have tried shutting off mobile data while on wifi, tried both wifi antennas at home, can't seem to get the strobe effect to go away.
SlimWadey said:
I'd hate to be (just kidding, I love being) the smart alec here, but your post title says "Wii turning on and off." I clicked on this thread wondering how your phone update was turning your Wii on and off.
Click to expand...
Click to collapse
Yes, I messed up typing Wifi. At least with Wii up there get grabs people's attention.

Data and Wifi completely drop, have to do airplane mode to turn it back on

I don't know why, but this is a consistent problem and it's getting annoying. I will only have bars, but no wifi or internet connection. This just randomly happens and I don't know what triggers it.
I have to turn airplane mode on and off to fix the problem. Is there something that is causing this?
http://galaxys5guide.com/samsung-ga...-the-notification-icons-on-samsung-galaxy-s5/
It may help you.
Kael ruch said:
http://galaxys5guide.com/samsung-ga...-the-notification-icons-on-samsung-galaxy-s5/
It may help you.
Click to expand...
Click to collapse
This doesn't really help.
What happens is data and wifi disappear and if I hit wifi it won't turn on. I have to turn airplane mode on and off and it starts working again.
Sent from my SAMSUNG-SM-G900A using XDA Premium HD app
SlimJ87D said:
I don't know why, but this is a consistent problem and it's getting annoying. I will only have bars, but no wifi or internet connection. This just randomly happens and I don't know what triggers it.
I have to turn airplane mode on and off to fix the problem. Is there something that is causing this?
Click to expand...
Click to collapse
I have had the same thing happen,but only once or twice,I chalked it up to my home WiFi threw Comcast ,I've been having major problems with my Comcast modem dropping WiFi or to slow of a connection,think I have to replace the modem just been to lazy,but I have the smart network switch on in my phones wifi settings so I thought maybe from the signals switching so much it froze or something,but yea it did same thing I had no lte or 4G next to my carrier signal,the wifi was not allowing me to turn it on,or scan for networks,wasn't even showing any so I did the same thing hit the airplane toggle and it came back.
SENT FROM DJMOUSES SM-G900A
Sorry i have no others solution for it.
I just posted a thread about the EXACT SAME issue. It only seems to happen overnight, but when I wake up in the morning my wifi has been turned off and my 4G LTE isn't working. When I try and toggle wifi back on it gets stuck and never reconnects/turns on. My solution has been to restart the phone.
I'm thinking since this seems like a rare problem, that this is a device-specific issue. I'm going to try and exchange mine this weekend due to this problem and hopefully get a properly functioning GS5 instead.
SlimJ87D said:
This doesn't really help.
What happens is data and wifi disappear and if I hit wifi it won't turn on. I have to turn airplane mode on and off and it starts working again.
Sent from my SAMSUNG-SM-G900A using XDA Premium HD app
Click to expand...
Click to collapse
Have the same issue (made a post about it already in this forum). Usually happens when there is a large fluctuation in signal. Grocery store where I get no service results in no service when I leave the store as well. Have to cycle airplane mode like you described.
WiFi hasn't done it yet.
Another forum member suggested it may happen if using an older style SIM, which I am (from my S3). I haven't been up to change it yet. What SIM are you guys using?
http://forum.xda-developers.com/showthread.php?t=2744472
I typically have this happen when I'm at home at night, while my phone is plugged in and on wifi. Just disconnects at some point overnight.
I'm using a brand new SIM provided by AT&T when I upgraded in store.
Very strange issue and is random. For instance, it didn't happen overnight last night.
Sent from my SAMSUNG-SM-G900A using XDA Premium 4 mobile app
My S5 just started dropping data randomly and causing my battery to drain with almost no usage... I tested using Skype in a good 4G LTE area and will start out with 4 bars and the 4G LTE icon but as soon as I try to initialize a test video call over Skype the signal immediately drops to either no bars at 4G or it will go straight to E!? I haven't had this issue in a long time and it just suddenly started. At first I figured maybe they lost a tower but now this is going on almost a full week. I've got unlimited Data so I know that's not the issue, it has a brand new SIM... I'm going to AT&T and see if they have an answer or if they'll swap it out. Annoying!
Also annoying that sending a simple text will fail... ugh no root and now no data! :what::banghead:
Sent from my SAMSUNG-SM-G900A using XDA Premium 4 mobile app
I've had this happen several times, but only at my work. Reception is poor at my office, and the company WiFi requires browser-based login each hour, which I switch to many times a day.
The phone basically stops using all radios EXCEPT bluetooth, showing a circle with a line through it. I've been rebooting the phone to restore connectivity, but will try toggling airplane mode next time. I haven't noted any strange battery drain.
I haven't seen this issue when wifi is disabled.
I didn't notice it locked up a few days ago and drove home where cell reception is very good. The phone didn't recover until I rebooted it.
I have a brand new SIM from ATT and use a Gear 2 (which is greatness, btw)
I've done the following:
1. disabled the damn ATT hotspot app
2. Disabled/enabled the Wifi connection check setting
3. Did a full factory reset
This is getting close to a deal breaker for me.
As an update...
I have this issue basically every work day with the aforementioned environmental variables
Today, I:
Disabled Bluetooth (left the gear at home)
Disabled wireless
Switched radio to 'LTE/GSM/CDMA Auto' with instructions in this thread
The radios haven't locked up and reception is much better.
I'll try leaving WiFi/BT on and use my Gear again next week.
For anyone who is still interested, changing the modem setting seems to have resolved the problem for me. It also improved connectivity in weak areas a good deal.
Unfortunately you must enter the key sequence to toggle the radio each time the phone is restarted.

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